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  1. Forest leaves.
    By: Pennsylvania Forestry Association.
    Publication info: Philadelphia :Pennsylvania Forestry Association,1886-1950.
    Contributed by: Penn State University (archive.org)
    Subjects: Forest and forestry  Forests and forestry  Pennsylvania  Periodicals  Societies, etc  United States  
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  2. Forestry in Minnesota.
    By: Green, Samuel Bowdlear,
    Edition: [2d ed.]
    Publication info: St. Paul, Minn.,Pioneer press company,1902.
    Contributed by: Library of Congress
    Subjects: Forest and forestry  Minnesota  Trees  
    BHL Collections: Library of Congress
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